func popEvent(queues []string) (*model.Event, error) {
log := logger.Logger()
count := len(queues)
params := make([]interface{}, count+1)
for i := 0; i < count; i++ {
params[i] = queues[i]
}
// set timeout 0
params[count] = 0
rc := g.RedisConnPool.Get()
defer rc.Close()
reply, err := redis.Strings(rc.Do("BRPOP", params...))
if err != nil {
log.Error(fmt.Sprintf("get alarm event from redis fail: %v", err))
return nil, err
}
var event model.Event
err = json.Unmarshal([]byte(reply[1]), &event)
if err != nil {
log.Error(fmt.Sprintf("parse alarm event fail: %v", err))
return nil, err
}
log.Debug(event.String())
//insert event into database
eventmodel.InsertEvent(&event)
// save in memory. display in dashboard
g.Events.Put(&event)
return &event, nil
}
func InsertEvent(eve *coommonModel.Event) {
log := logger.Logger()
q := orm.NewOrm()
q.Using("falcon_portal")
var event []EventCases
q.Raw("select * from event_cases where id = ?", eve.Id).QueryRows(&event)
if len(event) == 0 {
//create cases
sqltemplete := `INSERT INTO event_cases (
id,
endpoint,
metric,
func,
cond,
note,
max_step,
current_step,
priority,
status,
timestamp,
update_at,
tpl_creator,
expression_id,
strategy_id,
template_id
) VALUES(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)`
res1, err := q.Raw(
sqltemplete,
eve.Id,
eve.Endpoint,
counterGen(eve.Metric(), utils.SortedTags(eve.PushedTags)),
eve.Func(),
//cond
fmt.Sprintf("%v %v %v", eve.LeftValue, eve.Operator(), eve.RightValue()),
eve.Strategy.Note,
eve.MaxStep(),
eve.CurrentStep,
eve.Priority(),
eve.Status,
//start_at
time.Unix(eve.EventTime, 0),
//update_at
time.Unix(eve.EventTime, 0),
eve.Strategy.Tpl.Creator,
eve.ExpressionId(),
eve.StrategyId(),
//template_id
eve.TplId()).Exec()
log.Debug(fmt.Sprintf("%v, %v", res1, err))
//insert case
res2, err := insertEvent(q, eve)
log.Debug(fmt.Sprintf("%v, %v", res2, err))
} else {
sqltemplete := `UPDATE event_cases SET
update_at = ?,
max_step = ?,
current_step = ?,
note = ?,
cond = ?,
status = ?`
//reopen case
if event[0].ProcessStatus == "resolved" || event[0].ProcessStatus == "ignored" {
sqltemplete = fmt.Sprintf("%v ,process_status = '%s', process_note = %d", sqltemplete, "unresolved", 0)
}
if eve.CurrentStep == 1 {
sqltemplete = fmt.Sprintf("%v ,timestamp = ? WHERE id = ?", sqltemplete)
//update start time of cases
res1, err := q.Raw(
sqltemplete,
time.Unix(eve.EventTime, 0),
eve.MaxStep(),
eve.CurrentStep,
eve.Strategy.Note,
fmt.Sprintf("%v %v %v", eve.LeftValue, eve.Operator(), eve.RightValue()),
eve.Status,
time.Unix(eve.EventTime, 0),
eve.Id).Exec()
log.Debug(fmt.Sprintf("%v, %v", res1, err))
//insert case
res2, err := insertEvent(q, eve)
log.Debug(fmt.Sprintf("%v, %v", res2, err))
} else {
sqltemplete = fmt.Sprintf("%v WHERE id = ?", sqltemplete)
res1, err := q.Raw(
sqltemplete,
time.Unix(eve.EventTime, 0),
eve.MaxStep(),
eve.CurrentStep,
eve.Strategy.Note,
fmt.Sprintf("%v %v %v", eve.LeftValue, eve.Operator(), eve.RightValue()),
eve.Status,
eve.Id).Exec()
log.Debug(fmt.Sprintf("%v, %v", res1, err))
//insert case
res2, err := insertEvent(q, eve)
log.Debug(fmt.Sprintf("%v, %v", res2, err))
}
}
}